private void WriteDdsPixelFormat(BinaryWriter writer)
{
writer.Write(32);
writer.Write((uint)CalculateFormatFlags());
writer.Write((D3D10Format == DxgiFormat.Unknown) ? FourCc : DdsFourCc.FromString("DX10"));
writer.Write(BitsPerPixel);
writer.Write(RBitMask);
writer.Write(GBitMask);
writer.Write(BBitMask);
writer.Write(ABitMask);
}